Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

Pool Chemicals

65 results

4.7
792
  • Kills bacteria and algae to maintain a clear swimming pool
  • Destroys contaminants to aid filter performance and clear dull, cloudy water
  • Fast dissolving formula works quickly so you can treat and swim in just 15 minutes.
Find My Store

for pricing and availability

4.4
806
  • Kills Harmful Bacteria
  • Cleans Water & Stops Algae: Kills harmful bacteria and prevents equipment corrosion, scale and stains, kills and prevents all types of swimming pool algae (green, mustard, black)
  • Long-lasting sunlight protection
Find My Store

for pricing and availability

4.8
4
  • Pool balancer and concrete stain remover Muriatic Acid 4-pack, featuring vapor reduction technology that diminishes up to 90 percent of the harmful vapors
  • Bid farewell to stubborn stains on driveways and garage floors as this acid steps into the role of a stain whisperer, effortlessly removing blemishes and restoring surfaces to their original brilliance
  • Elevate your pool care arsenal with the 4-pack prowess, a dynamic duo ready to tackle pH control and surface revitalization with unparalleled efficiency
Find My Store

for pricing and availability

Pool Mate 25-lb Calcium hardness increaser Pool Balancer
4.3
3
  • Increases Water Hardness
  • Low calcium hardness level can cause corrosive water
  • Prevents the staining or etching of your pool's surface
Find My Store

for pricing and availability

  • PoolRx+ Blue/White (with silver) unit is designed to treat 7.5K – 20K gallons of water, making pool maintenance easier and more effective.
  • Eliminates and prevents all types of Pool Algae.
  • Effective for up to 6 Months.
Find My Store

for pricing and availability

2.0
1
  • Potent 12.5 percent liquid chlorinator to pour directly into your pool, initiating a shock and sanitization process that transforms your aquatic haven
  • Feed effortlessly via a peristaltic metering pump, offering flexibility in application and ensuring seamless integration into your pool care routine
  • Unbox the power with 4 single-gallon jugs per case, ready to unleash liquid clarity into your pool
Find My Store

for pricing and availability

4.7
84
  • All-in-one sanitizer
  • Sanitizer, clarifier, algaecide and water softener
  • Use in floater, feeder or skimmer basket
Find My Store

for pricing and availability

4.4
5
  • Pool and Spa Vacuum ZR100, a marvel at 14.56 x 4.33 x 7.48 inches, packs power into a sleek design
  • Armed with strong 4V 2Ah Ni-Mh rechargeable batteries, ensuring a robust and enduring performance
  • Tailored for all aquatic realms, from PureSpas to above-ground and in-ground pools, offering universal compatibility
Find My Store

for pricing and availability

  • Keep your swimming pool, hot tub, or spa safe with this convenient testing kit
  • Allows the pool manager to maintain the highest levels of water quality
  • Allows you to test for free and total chlorine, pH, acid/base demand, total alkalinity, calcium harness, and cyanuric acid
Find My Store

for pricing and availability

4.7
143
  • Sanitize, clarify and protect your swimming pool against algae with one easy and convenient tab
  • Clera Blue Water: This advanced formula sanitizes, clarifies and kills algae for beautiful, clean and clear water all season
  • Slow dissolving, long lasting: Sun protected for longer chlorine life, HTH 3-in Chlorine Tabs Advanced dissolve slowly and last up to one week
Find My Store

for pricing and availability

4.0
2
  • Raises calcium hardness levels to help prevent corrosion, surface etching, staining, and cloudy water in pools and spas
  • Made with 100% calcium chloride pellets that dissolve quickly for fast and easy application
  • Maintains proper water balance to protect plumbing, heaters, and pool surfaces, extending the life of your investment
Find My Store

for pricing and availability

4.8
5
  • Authentic manufacturer replacement ion chamber
  • Dramatically improves the clarity and quality of your pool water
  • Works with reduced chlorine
Find My Store

for pricing and availability

Pool Mate 25-lb Alkalinity increaser Pool Balancer
5.0
2
  • Raises Total Alkalinity
  • Prevents eye irritation
  • Prevents equipment corrosion, plaster damage
Find My Store

for pricing and availability

  • PoolRx+ Black/White (with silver) unit is designed to treat 20K – 20K gallons of water, making pool maintenance easier and more effective.
  • Eliminates and prevents all types of Pool Algae.
  • Effective for up to 6 Months.
Find My Store

for pricing and availability

  • Natural cyanuric acid reducer powder reduces acid levels by up to 50 percent
  • Helps eliminate chlorine lock due to high cyanuric acid levels and allows sanitizers to be more effective
  • Non-polluting, and leaves no residue with a mildly sweet and earthy odor feature
Find My Store

for pricing and availability

4.7
10
  • Keep your swimming pool, hot tub, or spa safe with this convenient testing kit
  • Allows the pool manager to maintain the highest levels of water quality
  • Allows you to test for free and total chlorine, pH, bromine, acid/base demand, total alkalinity, and cyanuric acid (stabilizer)
Find My Store

for pricing and availability

Robelle 50-lb Calcium hardness increaser Pool Balancer
5.0
2
  • Increases Water Hardness
  • Low calcium hardness level can cause corrosive water
  • Prevents the staining or etching of your pool's surface
Find My Store

for pricing and availability

4.5
100
  • Contains one 18-pound container of HTH® Ultimate Mineral Brilliance Chlorinating Granules for swimming pools
  • Multi-functional 7-in-1 action: kills bacteria and algae; crystal clear results in 24 hours; helps prevent scale formation; turns blue to show it’s working; softens water; provides filter aid; fast dissolving
  • Compatible with chlorine and salt water pools
Find My Store

for pricing and availability

Robelle 21-lb Stabilizer Pool Balancer
4.0
4
  • Increases Cyanuric Acid Level
  • Decreases Chlorine Loss due to Sunlight
  • Reduce Chlorine Consumption up to 25%
Find My Store

for pricing and availability

Pool Mate All-in-1 5.0 Pound(s) Bucket 3-in Tablets Chlorine
4.8
8
  • Sanitizer, Clarifier, Stain Inhibitor, Algae Control, and Descale all in one 3-in 8 oz tab
  • Each 3-in 8 oz tab is individually wrapped, stabilized, and slow dissolving
  • Reduces the need for additional chemicals
Find My Store

for pricing and availability

Pool Mate All-in-1 10.0 Pound(s) 3-in
4.8
8
  • Sanitizer, Clarifier, Stain Inhibitor, Algae Control, and Descale all in one 3-in 8 oz tab
  • Each 3-in 8 oz tab is individually wrapped, stabilized, and slow dissolving
  • Reduces the need for additional chemicals
Find My Store

for pricing and availability

Robarb Super Blue 128-oz Pool Water Clarifier
  • Concentrated formula - only 1 oz Treats 5,000 gallons
  • Clears cloudy water fast and prevents future hazy appearance
  • Effective at varying temperature levels and range of chemical levels
Find My Store

for pricing and availability

Pool Mate Algaecide 50 4-oz Pool Algae Prevention
5.0
1
  • For All Pool Types (Vinyl, Fiberglass, Concrete, Gunite, etc.)
  • Effective against all algae types (Green, Black, Yellow, Mustard, Pink)
  • Prevents and Kills Algae
Find My Store

for pricing and availability

Related Products

$50 - $100 Pool Chemicals for Good Pool Maintenance

A swimming $50 - $100 pool is one of the most exciting and enjoyable features a home can have. But when there’s a problem with the water, a $50 - $100 pool can become a hassle. Getting the right assortment of pool chemicals in place can help.


Pool Chemical Types